devtake.dev — #language-releaseArticles tagged language-release on devtake.dev.https://devtake.dev/en-usC# is getting union types in version 15. The preview shipped in .NET 11 Preview 2.https://devtake.dev/article/csharp-15-union-types-preview/https://devtake.dev/article/csharp-15-union-types-preview/Mads Torgersen's union proposal landed in .NET 11 Preview 2 on April 2. C# 15 targets November 2026 and replaces the OneOf library hack the .NET community has been living with.Sun, 24 May 2026 09:30:00 GMTopen-sourcedotnetcsharplanguage-releasemicrosoftpattern-matchingdev-toolsfsharptypescriptsoren-vanekRust 1.95 lands with if-let guards and a macro that kills cfg-ifhttps://devtake.dev/article/rust-1-95-release/https://devtake.dev/article/rust-1-95-release/Rust 1.95.0 stabilized cfg_select!, if-let guards in match arms, and a pile of new Vec and atomic APIs. Here's what's actually worth upgrading for.Fri, 17 Apr 2026 11:15:00 GMTopen-sourcerustrust-1-95language-releasecfg-selectif-let-guardssystems-programmingsoren-vanek